java.lang.Object
- org.armedbear.lisp.LispObject
- - org.armedbear.lisp.StructureObject
  - - org.armedbear.lisp.Stream
    - - org.armedbear.lisp.GrayStream

```
public class GrayStream
extends Stream
```
The Java stub for Gray streams which wraps the reference of the CLOS object corresponding to the stream.

Nested Class Summary
- Nested classes/interfaces inherited from class org.armedbear.lisp.Stream
  Stream.EolStyle, Stream.ReadtableAccessor

Field Summary

Fields
Modifier and Type	Field	Description
`static Symbol`	`ELEMENT_TYPE`
`static Symbol`	`FILE_POSITION`
`static Symbol`	`FINISH_OUTPUT`
`static Symbol`	`FORCE_OUTPUT`
`static Symbol`	`FRESH_LINE`
`static Symbol`	`LINE_COLUMN`
`static Symbol`	`READ_BYTE`
`static Symbol`	`READ_CHAR`
`static Symbol`	`STREAM_LISTEN`
`static Symbol`	`UNREAD_CHAR`
`static Symbol`	`WRITE_BYTE`
`static Symbol`	`WRITE_CHAR`
`static Symbol`	`WRITE_CHARS`
`static Symbol`	`WRITE_STRING`

Fields inherited from class org.armedbear.lisp.Stream
AVAILABLE_ENCODINGS, charPos, currentReadtable, elementType, encoding, eolChar, eolStyle, externalFormat, faslReadtable, isBinaryStream, isCharacterStream, isInputStream, isOutputStream, keywordDefault, lastChar, lineNumber, offset, OUT_SYNONYM_OF, platformEolStyle, reader, SET_STREAM_EXTERNAL_FORMAT, STREAM_EXTERNAL_FORMAT

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected boolean`	`_byteReady()`
`protected boolean`	`_charReady()`	Returns a boolean indicating input readily available
`void`	`_clearInput()`	Reads all input from the underlying stream, until _charReady() indicates no more input to be available
`void`	`_finishOutput()`	Flushes any buffered output in the (underlying) stream
`void`	`_forceOutput()`
`long`	`_getFilePosition()`	Returns a (non-negative) file position integer or a negative value if the position cannot be determined.
`int`	`_readByte()`	Reads an 8-bit byte off the underlying stream
`int`	`_readChar()`	Reads a character off an underlying stream
`void`	`_unreadChar(int n)`	Puts a character back into the (underlying) stream
`void`	`_writeByte(int n)`	Writes an 8-bit byte off the underlying stream
`void`	`_writeChar(char c)`	Writes a character into the underlying stream, updating charPos while doing so
`void`	`_writeChars(char[] chars, int start, int end)`	Writes a series of characters in the underlying stream, updating charPos while doing so
`void`	`_writeString(java.lang.String string)`	Writes a string to the underlying stream, updating charPos while doing so
`static GrayStream`	`findOrCreate(LispObject o)`
`LispObject`	`freshLine()`	Emit a newline unless at character position zero Return T if newline was emitted, NIL otherwise
`int`	`getCharPos()`
`LispObject`	`getElementType()`
`java.lang.String`	`getEncoding()`
`LispObject`	`getExternalFormat()`
`int`	`getLineNumber()`
`int`	`getOffset()`
`boolean`	`isBinaryInputStream()`
`boolean`	`isBinaryOutputStream()`
`boolean`	`isBinaryStream()`
`boolean`	`isCharacterInputStream()`
`boolean`	`isCharacterOutputStream()`
`boolean`	`isCharacterStream()`
`boolean`	`isInputStream()`
`boolean`	`isInteractive()`
`boolean`	`isOpen()`
`boolean`	`isOutputStream()`
`void`	`setExternalFormat(LispObject format)`
`void`	`setInteractive(boolean b)`
`void`	`setOpen(boolean b)`

Methods inherited from class org.armedbear.lisp.Stream
_close, _setFilePosition, _writeLine, availableEncodings, classOf, clearInput, close, fileLength, fileStringLength, finishOutput, getFilePosition, getWrappedInputStream, getWrappedOutputStream, getWrappedReader, getWrappedWriter, initAsBinaryInputStream, initAsBinaryOutputStream, initAsCharacterInputStream, initAsCharacterOutputStream, invert, listen, prin1, print, printStackTrace, read, readArray, readByte, readChar, readChar, readCharacterLiteral, readCharNoHang, readComplex, readDelimitedList, readDispatchChar, readLine, readList, readPathname, readPreservingWhitespace, readRadix, readSharpDot, readSharpLeftParen, readSharpStar, readString, readStructure, readSymbol, readSymbol, setCharPos, setFilePosition, setWriter, skipBalancedComment, streamNotBinaryOutputStream, streamNotCharacterInputStream, streamNotCharacterOutputStream, streamNotInputStream, streamNotOutputStream, terpri, typeOf, typep, unreadChar

Methods inherited from class org.armedbear.lisp.StructureObject
equalp, getFixnumSlotValue, getParts, getSlotIndex, getSlotValue, getSlotValue_0, getSlotValue_1, getSlotValue_2, getSlotValue_3, getSlotValueAsBoolean, printObject, psxhash, psxhash, setSlotValue, setSlotValue, setSlotValue_0, setSlotValue_1, setSlotValue_2, setSlotValue_3, SLOT_VALUE

Methods inherited from class org.armedbear.lisp.LispObject
ABS, add, add, aref, AREF, AREF, aref_long, aset, aset, aset, ash, ash, atom, ATOM, caddr, cadr, car, cddr, cdr, CHAR, characterp, CHARACTERP, chars, COMPLEXP, constantp, CONSTANTP, copyToArray, decr, DENOMINATOR, dispatch, divideBy, doubleValue, elt, endp, ENDP, EQ, eql, eql, eql, EQL, equal, equal, EQUAL, equalp, evenp, EVENP, execute, execute, execute, execute, execute, execute, execute, execute, execute, execute, execute, floatp, FLOATP, floatValue, getBooleanValue, getCallCount, getDescription, getDocumentation, getHotCount, getInstance, getPropertyList, getStringChars, getStringValue, getSymbolFunction, getSymbolFunctionOrDie, getSymbolSetfFunction, getSymbolSetfFunctionOrDie, getSymbolValue, incr, incrementCallCount, incrementHotCount, integerp, INTEGERP, intValue, IS_E, IS_GE, IS_GT, IS_LE, IS_LT, IS_NE, isEqualTo, isEqualTo, isGreaterThan, isGreaterThan, isGreaterThanOrEqualTo, isGreaterThanOrEqualTo, isLessThan, isLessThan, isLessThanOrEqualTo, isLessThanOrEqualTo, isNotEqualTo, isNotEqualTo, isSpecialOperator, isSpecialVariable, javaInstance, javaInstance, LDB, length, LENGTH, listp, LISTP, lockableInstance, LOGAND, LOGAND, LOGIOR, LOGIOR, LOGNOT, LOGXOR, LOGXOR, longValue, minusp, MINUSP, MOD, MOD, multiplyBy, multiplyBy, negate, noFillPointer, NOT, nreverse, NTH, NTH, nthcdr, numberp, NUMBERP, NUMERATOR, oddp, ODDP, plusp, PLUSP, princToString, push, rationalp, RATIONALP, realp, REALP, resolve, reverse, RPLACA, RPLACD, SCHAR, setCallCount, setCar, setCdr, setDocumentation, setHotCount, setPropertyList, SIMPLE_STRING_P, STRING, stringp, STRINGP, subtract, subtract, SVREF, svset, sxhash, SYMBOLP, truncate, unreadableString, unreadableString, VECTOR_PUSH_EXTEND, VECTOR_PUSH_EXTEND, vectorp, VECTORP, vectorPushExtend, zerop, ZEROP

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - ELEMENT_TYPE
```
public static final Symbol ELEMENT_TYPE
```
  - FORCE_OUTPUT
```
public static final Symbol FORCE_OUTPUT
```
  - WRITE_STRING
```
public static final Symbol WRITE_STRING
```
  - WRITE_CHAR
```
public static final Symbol WRITE_CHAR
```
  - WRITE_CHARS
```
public static final Symbol WRITE_CHARS
```
  - FRESH_LINE
```
public static final Symbol FRESH_LINE
```
  - READ_CHAR
```
public static final Symbol READ_CHAR
```
  - UNREAD_CHAR
```
public static final Symbol UNREAD_CHAR
```
  - STREAM_LISTEN
```
public static final Symbol STREAM_LISTEN
```
  - READ_BYTE
```
public static final Symbol READ_BYTE
```
  - WRITE_BYTE
```
public static final Symbol WRITE_BYTE
```
  - FINISH_OUTPUT
```
public static final Symbol FINISH_OUTPUT
```
  - FILE_POSITION
```
public static final Symbol FILE_POSITION
```
  - LINE_COLUMN
```
public static final Symbol LINE_COLUMN
```
- Method Detail
  - findOrCreate
```
public static GrayStream findOrCreate(LispObject o)
```
  - isInputStream
```
public boolean isInputStream()
```
    Overrides:
    
    isInputStream in class Stream
  - isOutputStream
```
public boolean isOutputStream()
```
    Overrides:
    
    isOutputStream in class Stream
  - isCharacterStream
```
public boolean isCharacterStream()
```
  - isBinaryStream
```
public boolean isBinaryStream()
```
  - isCharacterInputStream
```
public boolean isCharacterInputStream()
```
    Overrides:
    
    isCharacterInputStream in class Stream
  - isCharacterOutputStream
```
public boolean isCharacterOutputStream()
```
    Overrides:
    
    isCharacterOutputStream in class Stream
  - isBinaryInputStream
```
public boolean isBinaryInputStream()
```
    Overrides:
    
    isBinaryInputStream in class Stream
  - isBinaryOutputStream
```
public boolean isBinaryOutputStream()
```
    Overrides:
    
    isBinaryOutputStream in class Stream
  - getElementType
```
public LispObject getElementType()
```
    Overrides:
    
    getElementType in class Stream
  - _forceOutput
```
public void _forceOutput()
```
  - _writeString
```
public void _writeString(java.lang.String string)
```
    Description copied from class: Stream
    
    Writes a string to the underlying stream, updating charPos while doing so
    
    Overrides:
    
    _writeString in class Stream
  - _writeChar
```
public void _writeChar(char c)
```
    Description copied from class: Stream
    
    Writes a character into the underlying stream, updating charPos while doing so
    
    Overrides:
    
    _writeChar in class Stream
  - _writeChars
```
public void _writeChars(char[] chars,
                        int start,
                        int end)
```
    Description copied from class: Stream
    
    Writes a series of characters in the underlying stream, updating charPos while doing so
    
    Overrides:
    
    _writeChars in class Stream
  - freshLine
```
public LispObject freshLine()
```
    Description copied from class: Stream
    
    Emit a newline unless at character position zero Return T if newline was emitted, NIL otherwise
    
    Overrides:
    
    freshLine in class Stream
  - _readChar
```
public int _readChar()
```
    Description copied from class: Stream
    
    Reads a character off an underlying stream
    
    Overrides:
    
    _readChar in class Stream
    
    Returns:
    
    a character, or -1 at end-of-file
  - _unreadChar
```
public void _unreadChar(int n)
```
    Description copied from class: Stream
    
    Puts a character back into the (underlying) stream
    
    Overrides:
    
    _unreadChar in class Stream
  - _charReady
```
protected boolean _charReady()
```
    Description copied from class: Stream
    
    Returns a boolean indicating input readily available
    
    Overrides:
    
    _charReady in class Stream
    
    Returns:
    
    true if a character is available
  - _byteReady
```
protected boolean _byteReady()
```
    Overrides:
    
    _byteReady in class Stream
  - _readByte
```
public int _readByte()
```
    Description copied from class: Stream
    
    Reads an 8-bit byte off the underlying stream
    
    Overrides:
    
    _readByte in class Stream
    
    Returns:
  - _writeByte
```
public void _writeByte(int n)
```
    Description copied from class: Stream
    
    Writes an 8-bit byte off the underlying stream
    
    Overrides:
    
    _writeByte in class Stream
  - _finishOutput
```
public void _finishOutput()
```
    Description copied from class: Stream
    
    Flushes any buffered output in the (underlying) stream
    
    Overrides:
    
    _finishOutput in class Stream
  - _getFilePosition
```
public long _getFilePosition()
```
    Description copied from class: Stream
    
    Returns a (non-negative) file position integer or a negative value if the position cannot be determined.
    
    Overrides:
    
    _getFilePosition in class Stream
    
    Returns:
    
    non-negative value as a position spec
  - getCharPos
```
public int getCharPos()
```
    Overrides:
    
    getCharPos in class Stream
  - isInteractive
```
public boolean isInteractive()
```
    Overrides:
    
    isInteractive in class Stream
  - setInteractive
```
public void setInteractive(boolean b)
```
    Overrides:
    
    setInteractive in class Stream
  - getExternalFormat
```
public LispObject getExternalFormat()
```
    Overrides:
    
    getExternalFormat in class Stream
  - getEncoding
```
public java.lang.String getEncoding()
```
    Overrides:
    
    getEncoding in class Stream
  - setExternalFormat
```
public void setExternalFormat(LispObject format)
```
    Overrides:
    
    setExternalFormat in class Stream
  - isOpen
```
public boolean isOpen()
```
    Overrides:
    
    isOpen in class Stream
  - setOpen
```
public void setOpen(boolean b)
```
    Overrides:
    
    setOpen in class Stream
  - getOffset
```
public int getOffset()
```
    Overrides:
    
    getOffset in class Stream
  - getLineNumber
```
public final int getLineNumber()
```
    Overrides:
    
    getLineNumber in class Stream
  - _clearInput
```
public void _clearInput()
```
    Description copied from class: Stream
    
    Reads all input from the underlying stream, until _charReady() indicates no more input to be available
    
    Overrides:
    
    _clearInput in class Stream

Class GrayStream

Nested Class Summary

Nested classes/interfaces inherited from class org.armedbear.lisp.Stream

Field Summary

Fields inherited from class org.armedbear.lisp.Stream

Method Summary

Methods inherited from class org.armedbear.lisp.Stream

Methods inherited from class org.armedbear.lisp.StructureObject

Methods inherited from class org.armedbear.lisp.LispObject

Methods inherited from class java.lang.Object

Field Detail

ELEMENT_TYPE

FORCE_OUTPUT

WRITE_STRING

WRITE_CHAR

WRITE_CHARS

FRESH_LINE

READ_CHAR

UNREAD_CHAR

STREAM_LISTEN

READ_BYTE

WRITE_BYTE

FINISH_OUTPUT

FILE_POSITION

LINE_COLUMN

Method Detail

findOrCreate

isInputStream

isOutputStream

isCharacterStream

isBinaryStream

isCharacterInputStream

isCharacterOutputStream

isBinaryInputStream

isBinaryOutputStream

getElementType

_forceOutput

_writeString

_writeChar

_writeChars

freshLine

_readChar

_unreadChar

_charReady

_byteReady

_readByte

_writeByte

_finishOutput

_getFilePosition

getCharPos

isInteractive

setInteractive

getExternalFormat

getEncoding

setExternalFormat

isOpen

setOpen

getOffset

getLineNumber

_clearInput